A random utility model of trip demand for steelhead fishing is constructed by using a logit regression technique and data from the 1990 Oregon Angler Survey, conducted by the Oregon Department of Fish and Wildlife. The model is formulated to estimate demand when only the regional destination is known. Results...
The Timber Resource Inventory Model (TRIM) is a computer
model used by the U.S.D.A. Forest Service in assessing the
state of the Nation's forest resources and the forests'
probable future conditions. TRIM is a yield table
projection system designed and developed to model forest
inventory changes over time in response...